Which relation represents a function?
•{(0,.,5)(6,6)}
{(3,5). (8,4). (10,,6)}
• {(-2,,.2) (11,2)
•{(13,2). (13,3). (13,4), (13,5)}

Describe all the numbers that when rounded to the nearest thousand are 645,000

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?